Overview
Brought to you by YData
Dataset statistics
| Number of variables | 28 |
|---|---|
| Number of observations | 436876 |
| Missing cells | 0 |
| Missing cells (%) | 0.0% |
| Duplicate rows | 1205 |
| Duplicate rows (%) | 0.3% |
| Total size in memory | 96.7 MiB |
| Average record size in memory | 232.0 B |
Variable types
| Numeric | 19 |
|---|---|
| Text | 3 |
| Categorical | 5 |
| DateTime | 1 |
NO2 Units has constant value "Parts per billion" | Constant |
O3 Units has constant value "Parts per million" | Constant |
SO2 Units has constant value "Parts per billion" | Constant |
CO Units has constant value "Parts per million" | Constant |
| Dataset has 1205 (0.3%) duplicate rows | Duplicates |
CO is highly overall correlated with CO 1st Max Value and 4 other fields | High correlation |
CO 1st Max Value is highly overall correlated with CO and 4 other fields | High correlation |
CO AQI is highly overall correlated with CO and 4 other fields | High correlation |
County Code is highly overall correlated with State | High correlation |
NO2 is highly overall correlated with CO and 4 other fields | High correlation |
NO2 1st Max Value is highly overall correlated with CO and 4 other fields | High correlation |
NO2 AQI is highly overall correlated with CO and 4 other fields | High correlation |
O3 is highly overall correlated with O3 1st Max Value and 1 other fields | High correlation |
O3 1st Max Value is highly overall correlated with O3 and 1 other fields | High correlation |
O3 AQI is highly overall correlated with O3 and 1 other fields | High correlation |
SO2 is highly overall correlated with SO2 1st Max Value and 1 other fields | High correlation |
SO2 1st Max Value is highly overall correlated with SO2 and 1 other fields | High correlation |
SO2 AQI is highly overall correlated with SO2 and 1 other fields | High correlation |
State is highly overall correlated with County Code and 1 other fields | High correlation |
State Code is highly overall correlated with State | High correlation |
NO2 1st Max Hour has 42037 (9.6%) zeros | Zeros |
O3 1st Max Hour has 22183 (5.1%) zeros | Zeros |
SO2 has 32672 (7.5%) zeros | Zeros |
SO2 1st Max Value has 34437 (7.9%) zeros | Zeros |
SO2 1st Max Hour has 79407 (18.2%) zeros | Zeros |
SO2 AQI has 95944 (22.0%) zeros | Zeros |
CO has 16904 (3.9%) zeros | Zeros |
CO 1st Max Value has 17024 (3.9%) zeros | Zeros |
CO 1st Max Hour has 194622 (44.5%) zeros | Zeros |
CO AQI has 17085 (3.9%) zeros | Zeros |
Reproduction
| Analysis started | 2025-07-15 05:14:57.505639 |
|---|---|
| Analysis finished | 2025-07-15 05:16:37.836871 |
| Duration | 1 minute and 40.33 seconds |
| Software version | ydata-profiling vv4.16.1 |
| Download configuration | config.json |
Variables
State Code
Real number (ℝ)
High correlation 
| Distinct | 47 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 22.309507 |
| Minimum | 1 |
|---|---|
| Maximum | 80 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 5 |
| Q1 | 6 |
| median | 17 |
| Q3 | 40 |
| 95-th percentile | 48 |
| Maximum | 80 |
| Range | 79 |
| Interquartile range (IQR) | 34 |
Descriptive statistics
| Standard deviation | 17.257025 |
|---|---|
| Coefficient of variation (CV) | 0.77352789 |
| Kurtosis | -0.98260785 |
| Mean | 22.309507 |
| Median Absolute Deviation (MAD) | 11 |
| Skewness | 0.5208059 |
| Sum | 9746488 |
| Variance | 297.80493 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 6 | 144109 | |
| 42 | 47278 | 10.8% |
| 48 | 30807 | 7.1% |
| 36 | 17624 | 4.0% |
| 4 | 17469 | 4.0% |
| 17 | 12536 | 2.9% |
| 37 | 9282 | 2.1% |
| 51 | 9107 | 2.1% |
| 5 | 8832 | 2.0% |
| 8 | 8801 | 2.0% |
| Other values (37) | 131031 |
| Value | Count | Frequency (%) |
| 1 | 782 | 0.2% |
| 2 | 494 | 0.1% |
| 4 | 17469 | 4.0% |
| 5 | 8832 | 2.0% |
| 6 | 144109 | |
| 8 | 8801 | 2.0% |
| 9 | 7483 | 1.7% |
| 10 | 909 | 0.2% |
| 11 | 6431 | 1.5% |
| 12 | 6479 | 1.5% |
| Value | Count | Frequency (%) |
| 80 | 2383 | 0.5% |
| 56 | 3261 | 0.7% |
| 55 | 379 | 0.1% |
| 53 | 241 | 0.1% |
| 51 | 9107 | 2.1% |
| 49 | 2167 | 0.5% |
| 48 | 30807 | |
| 47 | 1459 | 0.3% |
| 46 | 2078 | 0.5% |
| 45 | 1634 | 0.4% |
County Code
Real number (ℝ)
High correlation 
| Distinct | 73 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 71.684636 |
| Minimum | 1 |
|---|---|
| Maximum | 650 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 2 |
| Q1 | 17 |
| median | 59 |
| Q3 | 97 |
| 95-th percentile | 201 |
| Maximum | 650 |
| Range | 649 |
| Interquartile range (IQR) | 80 |
Descriptive statistics
| Standard deviation | 79.47319 |
|---|---|
| Coefficient of variation (CV) | 1.1086502 |
| Kurtosis | 15.913892 |
| Mean | 71.684636 |
| Median Absolute Deviation (MAD) | 42 |
| Skewness | 3.2124329 |
| Sum | 31317297 |
| Variance | 6315.9878 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 13 | 37312 | 8.5% |
| 37 | 23868 | 5.5% |
| 83 | 20759 | 4.8% |
| 1 | 19903 | 4.6% |
| 3 | 17048 | 3.9% |
| 119 | 16834 | 3.9% |
| 73 | 15469 | 3.5% |
| 95 | 14323 | 3.3% |
| 5 | 13346 | 3.1% |
| 31 | 12142 | 2.8% |
| Other values (63) | 245872 |
| Value | Count | Frequency (%) |
| 1 | 19903 | |
| 2 | 2383 | 0.5% |
| 3 | 17048 | |
| 5 | 13346 | 3.1% |
| 7 | 7745 | 1.8% |
| 9 | 4223 | 1.0% |
| 11 | 4885 | 1.1% |
| 13 | 37312 | |
| 15 | 504 | 0.1% |
| 17 | 5961 | 1.4% |
| Value | Count | Frequency (%) |
| 650 | 1181 | 0.3% |
| 510 | 4525 | |
| 453 | 543 | 0.1% |
| 309 | 3121 | 0.7% |
| 209 | 5512 | |
| 201 | 10328 | |
| 191 | 237 | 0.1% |
| 189 | 2156 | 0.5% |
| 183 | 795 | 0.2% |
| 163 | 10238 |
Site Num
Real number (ℝ)
| Distinct | 110 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 1118.5401 |
| Minimum | 1 |
|---|---|
| Maximum | 9997 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 2 |
| Q1 | 9 |
| median | 60 |
| Q3 | 1039 |
| 95-th percentile | 5005 |
| Maximum | 9997 |
| Range | 9996 |
| Interquartile range (IQR) | 1030 |
Descriptive statistics
| Standard deviation | 2003.438 |
|---|---|
| Coefficient of variation (CV) | 1.7911187 |
| Kurtosis | 6.6827008 |
| Mean | 1118.5401 |
| Median Absolute Deviation (MAD) | 57 |
| Skewness | 2.5582112 |
| Sum | 4.8866331 × 108 |
| Variance | 4013763.9 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 5 | 19036 | 4.4% |
| 2 | 17970 | 4.1% |
| 3 | 14711 | 3.4% |
| 10 | 14699 | 3.4% |
| 3001 | 13441 | 3.1% |
| 9 | 13211 | 3.0% |
| 41 | 13097 | 3.0% |
| 4 | 12330 | 2.8% |
| 8 | 12288 | 2.8% |
| 1002 | 11478 | 2.6% |
| Other values (100) | 294615 |
| Value | Count | Frequency (%) |
| 1 | 4493 | 1.0% |
| 2 | 17970 | |
| 3 | 14711 | |
| 4 | 12330 | |
| 5 | 19036 | |
| 6 | 6178 | 1.4% |
| 7 | 10751 | |
| 8 | 12288 | |
| 9 | 13211 | |
| 10 | 14699 |
| Value | Count | Frequency (%) |
| 9997 | 3837 | |
| 9009 | 892 | 0.2% |
| 9004 | 935 | 0.2% |
| 9003 | 1791 | 0.4% |
| 9002 | 1718 | 0.4% |
| 8003 | 638 | 0.1% |
| 8001 | 7544 | |
| 7003 | 858 | 0.2% |
| 7002 | 215 | < 0.1% |
| 6001 | 349 | 0.1% |
Address
Text
| Distinct | 204 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
Length
| Max length | 75 |
|---|---|
| Median length | 44 |
| Mean length | 26.566895 |
| Min length | 6 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN |
|---|---|
| 2nd row | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN |
| 3rd row | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN |
| 4th row | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN |
| 5th row | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN |
| Value | Count | Frequency (%) |
| st | 96592 | 4.7% |
| ave | 55217 | 2.7% |
| street | 45413 | 2.2% |
| blvd | 39474 | 1.9% |
| 37305 | 1.8% | |
| e | 34999 | 1.7% |
| road | 34892 | 1.7% |
| n | 34057 | 1.7% |
| rd | 32467 | 1.6% |
| ca | 18454 | 0.9% |
| Other values (626) | 1622908 |
Most occurring characters
| Value | Count | Frequency (%) |
| 1651979 | 14.2% | |
| E | 704604 | 6.1% |
| A | 650681 | 5.6% |
| T | 556664 | 4.8% |
| S | 524368 | 4.5% |
| R | 507805 | 4.4% |
| N | 438297 | 3.8% |
| O | 420071 | 3.6% |
| L | 374416 | 3.2% |
| I | 311340 | 2.7% |
| Other values (65) | 5466214 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 11606439 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| 1651979 | 14.2% | |
| E | 704604 | 6.1% |
| A | 650681 | 5.6% |
| T | 556664 | 4.8% |
| S | 524368 | 4.5% |
| R | 507805 | 4.4% |
| N | 438297 | 3.8% |
| O | 420071 | 3.6% |
| L | 374416 | 3.2% |
| I | 311340 | 2.7% |
| Other values (65) | 5466214 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 11606439 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| 1651979 | 14.2% | |
| E | 704604 | 6.1% |
| A | 650681 | 5.6% |
| T | 556664 | 4.8% |
| S | 524368 | 4.5% |
| R | 507805 | 4.4% |
| N | 438297 | 3.8% |
| O | 420071 | 3.6% |
| L | 374416 | 3.2% |
| I | 311340 | 2.7% |
| Other values (65) | 5466214 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 11606439 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| 1651979 | 14.2% | |
| E | 704604 | 6.1% |
| A | 650681 | 5.6% |
| T | 556664 | 4.8% |
| S | 524368 | 4.5% |
| R | 507805 | 4.4% |
| N | 438297 | 3.8% |
| O | 420071 | 3.6% |
| L | 374416 | 3.2% |
| I | 311340 | 2.7% |
| Other values (65) | 5466214 |
State
Categorical
High correlation 
| Distinct | 47 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
| California | |
|---|---|
| Pennsylvania | |
| Texas | |
| New York | 17624 |
| Arizona | 17469 |
| Other values (42) |
Length
| Max length | 20 |
|---|---|
| Median length | 17 |
| Mean length | 9.1770869 |
| Min length | 4 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | Arizona |
|---|---|
| 2nd row | Arizona |
| 3rd row | Arizona |
| 4th row | Arizona |
| 5th row | Arizona |
Common Values
| Value | Count | Frequency (%) |
| California | 144109 | |
| Pennsylvania | 47278 | 10.8% |
| Texas | 30807 | 7.1% |
| New York | 17624 | 4.0% |
| Arizona | 17469 | 4.0% |
| Illinois | 12536 | 2.9% |
| North Carolina | 9282 | 2.1% |
| Virginia | 9107 | 2.1% |
| Arkansas | 8832 | 2.0% |
| Colorado | 8801 | 2.0% |
| Other values (37) | 131031 |
Length
| Value | Count | Frequency (%) |
| california | 144109 | |
| pennsylvania | 47278 | 9.5% |
| texas | 30807 | 6.2% |
| new | 28416 | 5.7% |
| york | 17624 | 3.5% |
| arizona | 17469 | 3.5% |
| illinois | 12536 | 2.5% |
| north | 12037 | 2.4% |
| carolina | 10916 | 2.2% |
| virginia | 9107 | 1.8% |
| Other values (41) | 169950 |
Most occurring characters
| Value | Count | Frequency (%) |
| a | 629632 | |
| i | 514310 | |
| n | 414203 | |
| o | 320003 | 8.0% |
| r | 269817 | 6.7% |
| l | 267354 | 6.7% |
| s | 183786 | 4.6% |
| C | 180123 | 4.5% |
| e | 166246 | 4.1% |
| f | 152923 | 3.8% |
| Other values (36) | 910852 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 4009249 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| a | 629632 | |
| i | 514310 | |
| n | 414203 | |
| o | 320003 | 8.0% |
| r | 269817 | 6.7% |
| l | 267354 | 6.7% |
| s | 183786 | 4.6% |
| C | 180123 | 4.5% |
| e | 166246 | 4.1% |
| f | 152923 | 3.8% |
| Other values (36) | 910852 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 4009249 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| a | 629632 | |
| i | 514310 | |
| n | 414203 | |
| o | 320003 | 8.0% |
| r | 269817 | 6.7% |
| l | 267354 | 6.7% |
| s | 183786 | 4.6% |
| C | 180123 | 4.5% |
| e | 166246 | 4.1% |
| f | 152923 | 3.8% |
| Other values (36) | 910852 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 4009249 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| a | 629632 | |
| i | 514310 | |
| n | 414203 | |
| o | 320003 | 8.0% |
| r | 269817 | 6.7% |
| l | 267354 | 6.7% |
| s | 183786 | 4.6% |
| C | 180123 | 4.5% |
| e | 166246 | 4.1% |
| f | 152923 | 3.8% |
| Other values (36) | 910852 |
County
Text
| Distinct | 133 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
Length
| Max length | 21 |
|---|---|
| Median length | 14 |
| Mean length | 8.7714592 |
| Min length | 3 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | Maricopa |
|---|---|
| 2nd row | Maricopa |
| 3rd row | Maricopa |
| 4th row | Maricopa |
| 5th row | Maricopa |
| Value | Count | Frequency (%) |
| santa | 27915 | 4.7% |
| san | 24878 | 4.2% |
| los | 23405 | 3.9% |
| angeles | 23405 | 3.9% |
| contra | 21003 | 3.5% |
| costa | 21003 | 3.5% |
| barbara | 20759 | 3.5% |
| diego | 12783 | 2.1% |
| maricopa | 11655 | 2.0% |
| orange | 11240 | 1.9% |
| Other values (141) | 398773 |
Most occurring characters
| Value | Count | Frequency (%) |
| a | 499182 | 13.0% |
| o | 299742 | 7.8% |
| n | 282079 | 7.4% |
| e | 273030 | 7.1% |
| r | 266409 | 7.0% |
| s | 190712 | 5.0% |
| t | 188603 | 4.9% |
| i | 188014 | 4.9% |
| l | 180152 | 4.7% |
| 160437 | 4.2% | |
| Other values (41) | 1303680 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 3832040 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| a | 499182 | 13.0% |
| o | 299742 | 7.8% |
| n | 282079 | 7.4% |
| e | 273030 | 7.1% |
| r | 266409 | 7.0% |
| s | 190712 | 5.0% |
| t | 188603 | 4.9% |
| i | 188014 | 4.9% |
| l | 180152 | 4.7% |
| 160437 | 4.2% | |
| Other values (41) | 1303680 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 3832040 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| a | 499182 | 13.0% |
| o | 299742 | 7.8% |
| n | 282079 | 7.4% |
| e | 273030 | 7.1% |
| r | 266409 | 7.0% |
| s | 190712 | 5.0% |
| t | 188603 | 4.9% |
| i | 188014 | 4.9% |
| l | 180152 | 4.7% |
| 160437 | 4.2% | |
| Other values (41) | 1303680 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 3832040 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| a | 499182 | 13.0% |
| o | 299742 | 7.8% |
| n | 282079 | 7.4% |
| e | 273030 | 7.1% |
| r | 266409 | 7.0% |
| s | 190712 | 5.0% |
| t | 188603 | 4.9% |
| i | 188014 | 4.9% |
| l | 180152 | 4.7% |
| 160437 | 4.2% | |
| Other values (41) | 1303680 |
City
Text
| Distinct | 144 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
Length
| Max length | 48 |
|---|---|
| Median length | 24 |
| Mean length | 9.6889071 |
| Min length | 4 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | Phoenix |
|---|---|
| 2nd row | Phoenix |
| 3rd row | Phoenix |
| 4th row | Phoenix |
| 5th row | Phoenix |
| Value | Count | Frequency (%) |
| city | 45266 | 6.2% |
| not | 34619 | 4.8% |
| in | 34619 | 4.8% |
| a | 34619 | 4.8% |
| san | 20104 | 2.8% |
| new | 16633 | 2.3% |
| york | 15674 | 2.2% |
| park | 11605 | 1.6% |
| angeles | 10879 | 1.5% |
| los | 10879 | 1.5% |
| Other values (170) | 491200 |
Most occurring characters
| Value | Count | Frequency (%) |
| o | 358392 | 8.5% |
| a | 357029 | 8.4% |
| e | 327336 | 7.7% |
| n | 297772 | 7.0% |
| t | 292653 | 6.9% |
| 289221 | 6.8% | |
| i | 266797 | 6.3% |
| l | 215837 | 5.1% |
| r | 212101 | 5.0% |
| s | 202330 | 4.8% |
| Other values (43) | 1413383 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 4232851 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| o | 358392 | 8.5% |
| a | 357029 | 8.4% |
| e | 327336 | 7.7% |
| n | 297772 | 7.0% |
| t | 292653 | 6.9% |
| 289221 | 6.8% | |
| i | 266797 | 6.3% |
| l | 215837 | 5.1% |
| r | 212101 | 5.0% |
| s | 202330 | 4.8% |
| Other values (43) | 1413383 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 4232851 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| o | 358392 | 8.5% |
| a | 357029 | 8.4% |
| e | 327336 | 7.7% |
| n | 297772 | 7.0% |
| t | 292653 | 6.9% |
| 289221 | 6.8% | |
| i | 266797 | 6.3% |
| l | 215837 | 5.1% |
| r | 212101 | 5.0% |
| s | 202330 | 4.8% |
| Other values (43) | 1413383 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 4232851 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| o | 358392 | 8.5% |
| a | 357029 | 8.4% |
| e | 327336 | 7.7% |
| n | 297772 | 7.0% |
| t | 292653 | 6.9% |
| 289221 | 6.8% | |
| i | 266797 | 6.3% |
| l | 215837 | 5.1% |
| r | 212101 | 5.0% |
| s | 202330 | 4.8% |
| Other values (43) | 1413383 |
Date Local
Date
| Distinct | 5996 |
|---|---|
| Distinct (%) | 1.4% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
| Minimum | 2000-01-01 00:00:00 |
|---|---|
| Maximum | 2016-05-31 00:00:00 |
| Invalid dates | 0 |
| Invalid dates (%) | 0.0% |
NO2 Units
Categorical
Constant 
| Distinct | 1 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
| Parts per billion |
|---|
Length
| Max length | 17 |
|---|---|
| Median length | 17 |
| Mean length | 17 |
| Min length | 17 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | Parts per billion |
|---|---|
| 2nd row | Parts per billion |
| 3rd row | Parts per billion |
| 4th row | Parts per billion |
| 5th row | Parts per billion |
Common Values
| Value | Count | Frequency (%) |
| Parts per billion | 436876 |
Length
Common Values (Plot)
| Value | Count | Frequency (%) |
| parts | 436876 | |
| per | 436876 | |
| billion | 436876 |
Most occurring characters
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| b | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| b | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| b | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| b | 436876 | 5.9% |
| Other values (3) | 1310628 |
NO2
Real number (ℝ)
High correlation 
| Distinct | 31852 |
|---|---|
| Distinct (%) | 7.3% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 12.822498 |
| Minimum | -2 |
|---|---|
| Maximum | 139.54167 |
| Zeros | 2066 |
| Zeros (%) | 0.5% |
| Negative | 225 |
| Negative (%) | 0.1% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | -2 |
|---|---|
| 5-th percentile | 1.416667 |
| Q1 | 5.75 |
| median | 10.73913 |
| Q3 | 17.714286 |
| 95-th percentile | 31.173913 |
| Maximum | 139.54167 |
| Range | 141.54167 |
| Interquartile range (IQR) | 11.964286 |
Descriptive statistics
| Standard deviation | 9.5057158 |
|---|---|
| Coefficient of variation (CV) | 0.74133107 |
| Kurtosis | 2.7268468 |
| Mean | 12.822498 |
| Median Absolute Deviation (MAD) | 5.695652 |
| Skewness | 1.3086848 |
| Sum | 5601841.5 |
| Variance | 90.358634 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0 | 2066 | 0.5% |
| 7 | 738 | 0.2% |
| 8 | 712 | 0.2% |
| 6 | 692 | 0.2% |
| 9 | 675 | 0.2% |
| 1 | 670 | 0.2% |
| 10 | 663 | 0.2% |
| 11 | 663 | 0.2% |
| 12 | 622 | 0.1% |
| 4 | 612 | 0.1% |
| Other values (31842) | 428763 |
| Value | Count | Frequency (%) |
| -2 | 3 | |
| -1.871429 | 1 | < 0.1% |
| -1.833333 | 1 | < 0.1% |
| -1.761111 | 1 | < 0.1% |
| -1.736364 | 1 | < 0.1% |
| -1.675 | 1 | < 0.1% |
| -1.533333 | 1 | < 0.1% |
| -1.454167 | 1 | < 0.1% |
| -1.431579 | 1 | < 0.1% |
| -1.4 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 139.541667 | 1 | |
| 135.333333 | 1 | |
| 135.1875 | 1 | |
| 123.333333 | 1 | |
| 113.083333 | 1 | |
| 110.136364 | 1 | |
| 107.545455 | 1 | |
| 105.5 | 1 | |
| 98.75 | 1 | |
| 98.130435 | 1 |
NO2 1st Max Value
Real number (ℝ)
High correlation 
| Distinct | 990 |
|---|---|
| Distinct (%) | 0.2% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 25.415907 |
| Minimum | -2 |
|---|---|
| Maximum | 267 |
| Zeros | 2074 |
| Zeros (%) | 0.5% |
| Negative | 46 |
| Negative (%) | < 0.1% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | -2 |
|---|---|
| 5-th percentile | 3.5 |
| Q1 | 13 |
| median | 24 |
| Q3 | 35.7 |
| 95-th percentile | 53 |
| Maximum | 267 |
| Range | 269 |
| Interquartile range (IQR) | 22.7 |
Descriptive statistics
| Standard deviation | 16.000756 |
|---|---|
| Coefficient of variation (CV) | 0.62955675 |
| Kurtosis | 3.245602 |
| Mean | 25.415907 |
| Median Absolute Deviation (MAD) | 11 |
| Skewness | 0.97893975 |
| Sum | 11103600 |
| Variance | 256.02419 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 20 | 7852 | 1.8% |
| 22 | 7677 | 1.8% |
| 23 | 7589 | 1.7% |
| 26 | 7573 | 1.7% |
| 24 | 7560 | 1.7% |
| 21 | 7526 | 1.7% |
| 18 | 7522 | 1.7% |
| 16 | 7482 | 1.7% |
| 19 | 7406 | 1.7% |
| 28 | 7404 | 1.7% |
| Other values (980) | 361285 |
| Value | Count | Frequency (%) |
| -2 | 3 | < 0.1% |
| -1.6 | 1 | < 0.1% |
| -1.2 | 1 | < 0.1% |
| -1.1 | 1 | < 0.1% |
| -0.9 | 2 | < 0.1% |
| -0.7 | 2 | < 0.1% |
| -0.6 | 3 | < 0.1% |
| -0.5 | 22 | |
| -0.4 | 2 | < 0.1% |
| -0.2 | 5 | < 0.1% |
| Value | Count | Frequency (%) |
| 267 | 1 | |
| 262 | 1 | |
| 256 | 1 | |
| 251 | 1 | |
| 244 | 2 | |
| 241 | 1 | |
| 233 | 1 | |
| 231 | 1 | |
| 229 | 1 | |
| 225 | 1 |
NO2 1st Max Hour
Real number (ℝ)
Zeros 
| Distinct | 24 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 11.730919 |
| Minimum | 0 |
|---|---|
| Maximum | 23 |
| Zeros | 42037 |
| Zeros (%) | 9.6% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 5 |
| median | 9 |
| Q3 | 20 |
| 95-th percentile | 23 |
| Maximum | 23 |
| Range | 23 |
| Interquartile range (IQR) | 15 |
Descriptive statistics
| Standard deviation | 7.8776331 |
|---|---|
| Coefficient of variation (CV) | 0.67152736 |
| Kurtosis | -1.5354955 |
| Mean | 11.730919 |
| Median Absolute Deviation (MAD) | 8 |
| Skewness | 0.013480958 |
| Sum | 5124957 |
| Variance | 62.057104 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 6 | 42257 | 9.7% |
| 0 | 42037 | 9.6% |
| 7 | 36015 | 8.2% |
| 20 | 33254 | 7.6% |
| 21 | 30855 | 7.1% |
| 19 | 30136 | 6.9% |
| 5 | 27077 | 6.2% |
| 22 | 25408 | 5.8% |
| 23 | 24980 | 5.7% |
| 18 | 24760 | 5.7% |
| Other values (14) | 120097 |
| Value | Count | Frequency (%) |
| 0 | 42037 | |
| 1 | 12750 | 2.9% |
| 2 | 10210 | 2.3% |
| 3 | 7492 | 1.7% |
| 4 | 9985 | 2.3% |
| 5 | 27077 | |
| 6 | 42257 | |
| 7 | 36015 | |
| 8 | 21088 | |
| 9 | 12886 | 2.9% |
| Value | Count | Frequency (%) |
| 23 | 24980 | |
| 22 | 25408 | |
| 21 | 30855 | |
| 20 | 33254 | |
| 19 | 30136 | |
| 18 | 24760 | |
| 17 | 13609 | |
| 16 | 5863 | 1.3% |
| 15 | 3638 | 0.8% |
| 14 | 3082 | 0.7% |
NO2 AQI
Real number (ℝ)
High correlation 
| Distinct | 129 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 23.89923 |
| Minimum | 0 |
|---|---|
| Maximum | 132 |
| Zeros | 3162 |
| Zeros (%) | 0.7% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 3 |
| Q1 | 12 |
| median | 23 |
| Q3 | 33 |
| 95-th percentile | 50 |
| Maximum | 132 |
| Range | 132 |
| Interquartile range (IQR) | 21 |
Descriptive statistics
| Standard deviation | 15.163655 |
|---|---|
| Coefficient of variation (CV) | 0.63448301 |
| Kurtosis | 1.5514349 |
| Mean | 23.89923 |
| Median Absolute Deviation (MAD) | 11 |
| Skewness | 0.88768345 |
| Sum | 10441000 |
| Variance | 229.93644 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 25 | 19329 | 4.4% |
| 8 | 19183 | 4.4% |
| 19 | 10431 | 2.4% |
| 15 | 10319 | 2.4% |
| 17 | 10300 | 2.4% |
| 21 | 10250 | 2.3% |
| 20 | 10158 | 2.3% |
| 18 | 10105 | 2.3% |
| 16 | 10096 | 2.3% |
| 14 | 10080 | 2.3% |
| Other values (119) | 316625 |
| Value | Count | Frequency (%) |
| 0 | 3162 | 0.7% |
| 1 | 6144 | 1.4% |
| 2 | 6932 | 1.6% |
| 3 | 7135 | 1.6% |
| 4 | 8003 | |
| 5 | 8385 | |
| 6 | 8642 | |
| 7 | 9002 | |
| 8 | 19183 | |
| 9 | 9808 |
| Value | Count | Frequency (%) |
| 132 | 1 | < 0.1% |
| 131 | 1 | < 0.1% |
| 130 | 1 | < 0.1% |
| 129 | 1 | < 0.1% |
| 128 | 2 | |
| 127 | 1 | < 0.1% |
| 126 | 2 | |
| 125 | 1 | < 0.1% |
| 124 | 4 | |
| 123 | 3 |
O3 Units
Categorical
Constant 
| Distinct | 1 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
| Parts per million |
|---|
Length
| Max length | 17 |
|---|---|
| Median length | 17 |
| Mean length | 17 |
| Min length | 17 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | Parts per million |
|---|---|
| 2nd row | Parts per million |
| 3rd row | Parts per million |
| 4th row | Parts per million |
| 5th row | Parts per million |
Common Values
| Value | Count | Frequency (%) |
| Parts per million | 436876 |
Length
Common Values (Plot)
| Value | Count | Frequency (%) |
| parts | 436876 | |
| per | 436876 | |
| million | 436876 |
Most occurring characters
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| m | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| m | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| m | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| m | 436876 | 5.9% |
| Other values (3) | 1310628 |
O3
Real number (ℝ)
High correlation 
| Distinct | 8190 |
|---|---|
| Distinct (%) | 1.9% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 0.026123975 |
| Minimum | 0 |
|---|---|
| Maximum | 0.095083 |
| Zeros | 150 |
| Zeros (%) | < 0.1% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0.007875 |
| Q1 | 0.017875 |
| median | 0.025875 |
| Q3 | 0.033917 |
| 95-th percentile | 0.045167 |
| Maximum | 0.095083 |
| Range | 0.095083 |
| Interquartile range (IQR) | 0.016042 |
Descriptive statistics
| Standard deviation | 0.011369268 |
|---|---|
| Coefficient of variation (CV) | 0.43520437 |
| Kurtosis | -0.19348385 |
| Mean | 0.026123975 |
| Median Absolute Deviation (MAD) | 0.008 |
| Skewness | 0.21752904 |
| Sum | 11412.938 |
| Variance | 0.00012926026 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0.026458 | 658 | 0.2% |
| 0.026 | 657 | 0.2% |
| 0.027 | 649 | 0.1% |
| 0.028292 | 641 | 0.1% |
| 0.03 | 631 | 0.1% |
| 0.024 | 630 | 0.1% |
| 0.027458 | 629 | 0.1% |
| 0.029 | 626 | 0.1% |
| 0.0225 | 625 | 0.1% |
| 0.023208 | 624 | 0.1% |
| Other values (8180) | 430506 |
| Value | Count | Frequency (%) |
| 0 | 150 | |
| 4.2 × 10-5 | 4 | < 0.1% |
| 6.3 × 10-5 | 1 | < 0.1% |
| 8.3 × 10-5 | 11 | < 0.1% |
| 0.000105 | 1 | < 0.1% |
| 0.000125 | 15 | < 0.1% |
| 0.00013 | 1 | < 0.1% |
| 0.000158 | 1 | < 0.1% |
| 0.000167 | 19 | < 0.1% |
| 0.000182 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 0.095083 | 1 | |
| 0.086214 | 1 | |
| 0.085917 | 1 | |
| 0.08575 | 1 | |
| 0.085333 | 2 | |
| 0.084208 | 1 | |
| 0.083333 | 1 | |
| 0.083045 | 1 | |
| 0.081958 | 2 | |
| 0.081588 | 2 |
O3 1st Max Value
Real number (ℝ)
High correlation 
| Distinct | 134 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 0.039202504 |
| Minimum | 0 |
|---|---|
| Maximum | 0.141 |
| Zeros | 150 |
| Zeros (%) | < 0.1% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0.016 |
| Q1 | 0.029 |
| median | 0.038 |
| Q3 | 0.048 |
| 95-th percentile | 0.066 |
| Maximum | 0.141 |
| Range | 0.141 |
| Interquartile range (IQR) | 0.019 |
Descriptive statistics
| Standard deviation | 0.015343228 |
|---|---|
| Coefficient of variation (CV) | 0.39138389 |
| Kurtosis | 0.67338555 |
| Mean | 0.039202504 |
| Median Absolute Deviation (MAD) | 0.01 |
| Skewness | 0.49192718 |
| Sum | 17126.633 |
| Variance | 0.00023541466 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0.034 | 12234 | 2.8% |
| 0.036 | 12218 | 2.8% |
| 0.037 | 12170 | 2.8% |
| 0.033 | 12169 | 2.8% |
| 0.038 | 12105 | 2.8% |
| 0.035 | 12091 | 2.8% |
| 0.039 | 12045 | 2.8% |
| 0.032 | 11729 | 2.7% |
| 0.04 | 11520 | 2.6% |
| 0.041 | 11514 | 2.6% |
| Other values (124) | 317081 |
| Value | Count | Frequency (%) |
| 0 | 150 | < 0.1% |
| 0.001 | 277 | 0.1% |
| 0.002 | 426 | 0.1% |
| 0.003 | 506 | 0.1% |
| 0.004 | 626 | |
| 0.005 | 748 | |
| 0.006 | 919 | |
| 0.007 | 1024 | |
| 0.008 | 1267 | |
| 0.009 | 1446 |
| Value | Count | Frequency (%) |
| 0.141 | 1 | < 0.1% |
| 0.14 | 1 | < 0.1% |
| 0.132 | 3 | |
| 0.131 | 1 | < 0.1% |
| 0.13 | 2 | |
| 0.129 | 1 | < 0.1% |
| 0.128 | 4 | |
| 0.127 | 2 | |
| 0.126 | 4 | |
| 0.125 | 2 |
O3 1st Max Hour
Real number (ℝ)
Zeros 
| Distinct | 24 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 10.170449 |
| Minimum | 0 |
|---|---|
| Maximum | 23 |
| Zeros | 22183 |
| Zeros (%) | 5.1% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 9 |
| median | 10 |
| Q3 | 11 |
| 95-th percentile | 19 |
| Maximum | 23 |
| Range | 23 |
| Interquartile range (IQR) | 2 |
Descriptive statistics
| Standard deviation | 4.0033161 |
|---|---|
| Coefficient of variation (CV) | 0.39362236 |
| Kurtosis | 3.3172214 |
| Mean | 10.170449 |
| Median Absolute Deviation (MAD) | 1 |
| Skewness | 0.46903584 |
| Sum | 4443225 |
| Variance | 16.02654 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 10 | 119934 | |
| 9 | 86937 | |
| 11 | 76860 | |
| 8 | 33059 | 7.6% |
| 12 | 26558 | 6.1% |
| 0 | 22183 | 5.1% |
| 13 | 10577 | 2.4% |
| 7 | 9318 | 2.1% |
| 23 | 7258 | 1.7% |
| 14 | 5110 | 1.2% |
| Other values (14) | 39082 | 8.9% |
| Value | Count | Frequency (%) |
| 0 | 22183 | 5.1% |
| 1 | 1280 | 0.3% |
| 2 | 1283 | 0.3% |
| 3 | 1282 | 0.3% |
| 4 | 1307 | 0.3% |
| 5 | 1681 | 0.4% |
| 6 | 3338 | 0.8% |
| 7 | 9318 | 2.1% |
| 8 | 33059 | 7.6% |
| 9 | 86937 |
| Value | Count | Frequency (%) |
| 23 | 7258 | |
| 22 | 4936 | |
| 21 | 4958 | |
| 20 | 4480 | |
| 19 | 3554 | |
| 18 | 2780 | 0.6% |
| 17 | 2400 | 0.5% |
| 16 | 2549 | 0.6% |
| 15 | 3254 | |
| 14 | 5110 |
O3 AQI
Real number (ℝ)
High correlation 
| Distinct | 125 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 36.049204 |
| Minimum | 0 |
|---|---|
| Maximum | 218 |
| Zeros | 150 |
| Zeros (%) | < 0.1% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 14 |
| Q1 | 25 |
| median | 33 |
| Q3 | 42 |
| 95-th percentile | 74 |
| Maximum | 218 |
| Range | 218 |
| Interquartile range (IQR) | 17 |
Descriptive statistics
| Standard deviation | 19.779243 |
|---|---|
| Coefficient of variation (CV) | 0.54867349 |
| Kurtosis | 9.758742 |
| Mean | 36.049204 |
| Median Absolute Deviation (MAD) | 9 |
| Skewness | 2.4391071 |
| Sum | 15749032 |
| Variance | 391.21844 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 31 | 24553 | 5.6% |
| 36 | 19770 | 4.5% |
| 25 | 18702 | 4.3% |
| 42 | 14712 | 3.4% |
| 19 | 13160 | 3.0% |
| 33 | 12156 | 2.8% |
| 32 | 12139 | 2.8% |
| 30 | 12119 | 2.8% |
| 29 | 11981 | 2.7% |
| 28 | 11831 | 2.7% |
| Other values (115) | 285753 |
| Value | Count | Frequency (%) |
| 0 | 150 | < 0.1% |
| 1 | 277 | 0.1% |
| 2 | 425 | 0.1% |
| 3 | 1062 | 0.2% |
| 4 | 725 | 0.2% |
| 5 | 913 | 0.2% |
| 6 | 1120 | 0.3% |
| 7 | 1267 | |
| 8 | 2844 | |
| 9 | 1737 |
| Value | Count | Frequency (%) |
| 218 | 1 | < 0.1% |
| 211 | 1 | < 0.1% |
| 210 | 1 | < 0.1% |
| 207 | 5 | < 0.1% |
| 206 | 8 | |
| 205 | 6 | < 0.1% |
| 204 | 6 | < 0.1% |
| 203 | 11 | |
| 202 | 16 | |
| 201 | 13 |
SO2 Units
Categorical
Constant 
| Distinct | 1 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
| Parts per billion |
|---|
Length
| Max length | 17 |
|---|---|
| Median length | 17 |
| Mean length | 17 |
| Min length | 17 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | Parts per billion |
|---|---|
| 2nd row | Parts per billion |
| 3rd row | Parts per billion |
| 4th row | Parts per billion |
| 5th row | Parts per billion |
Common Values
| Value | Count | Frequency (%) |
| Parts per billion | 436876 |
Length
Common Values (Plot)
| Value | Count | Frequency (%) |
| parts | 436876 | |
| per | 436876 | |
| billion | 436876 |
Most occurring characters
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| b | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| b | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| b | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| b | 436876 | 5.9% |
| Other values (3) | 1310628 |
SO2
Real number (ℝ)
High correlation  Zeros 
| Distinct | 10471 |
|---|---|
| Distinct (%) | 2.4% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 1.8816793 |
| Minimum | -2 |
|---|---|
| Maximum | 321.625 |
| Zeros | 32672 |
| Zeros (%) | 7.5% |
| Negative | 6015 |
| Negative (%) | 1.4% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | -2 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 0.265217 |
| median | 1 |
| Q3 | 2.333333 |
| 95-th percentile | 7.0379075 |
| Maximum | 321.625 |
| Range | 323.625 |
| Interquartile range (IQR) | 2.068116 |
Descriptive statistics
| Standard deviation | 2.7618644 |
|---|---|
| Coefficient of variation (CV) | 1.4677657 |
| Kurtosis | 432.46178 |
| Mean | 1.8816793 |
| Median Absolute Deviation (MAD) | 0.852381 |
| Skewness | 6.9666946 |
| Sum | 822060.55 |
| Variance | 7.6278949 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0 | 32672 | 7.5% |
| 1 | 8823 | 2.0% |
| 0.043478 | 4017 | 0.9% |
| 2 | 3488 | 0.8% |
| 0.041667 | 2812 | 0.6% |
| 1.043478 | 2549 | 0.6% |
| 0.086957 | 2389 | 0.5% |
| 0.083333 | 2238 | 0.5% |
| 0.125 | 2119 | 0.5% |
| 0.5 | 2055 | 0.5% |
| Other values (10461) | 373714 |
| Value | Count | Frequency (%) |
| -2 | 2 | |
| -1.725 | 1 | < 0.1% |
| -1.721739 | 1 | < 0.1% |
| -1.713043 | 1 | < 0.1% |
| -1.704348 | 1 | < 0.1% |
| -1.7 | 4 | |
| -1.695833 | 2 | |
| -1.686957 | 2 | |
| -1.675 | 2 | |
| -1.670833 | 3 |
| Value | Count | Frequency (%) |
| 321.625 | 1 | |
| 81.25 | 1 | |
| 58.565217 | 1 | |
| 56.083333 | 1 | |
| 53.5 | 1 | |
| 51.583333 | 1 | |
| 51.333333 | 1 | |
| 49.708333 | 1 | |
| 49.25 | 1 | |
| 47.833333 | 1 |
SO2 1st Max Value
Real number (ℝ)
High correlation  Zeros 
| Distinct | 810 |
|---|---|
| Distinct (%) | 0.2% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 5.2522704 |
| Minimum | -2 |
|---|---|
| Maximum | 351 |
| Zeros | 34437 |
| Zeros (%) | 7.9% |
| Negative | 1896 |
| Negative (%) | 0.4% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | -2 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 1 |
| median | 2 |
| Q3 | 6 |
| 95-th percentile | 20 |
| Maximum | 351 |
| Range | 353 |
| Interquartile range (IQR) | 5 |
Descriptive statistics
| Standard deviation | 8.9495734 |
|---|---|
| Coefficient of variation (CV) | 1.7039437 |
| Kurtosis | 69.029735 |
| Mean | 5.2522704 |
| Median Absolute Deviation (MAD) | 1.7 |
| Skewness | 5.7421991 |
| Sum | 2294590.9 |
| Variance | 80.094864 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 1 | 49911 | 11.4% |
| 2 | 39876 | 9.1% |
| 0 | 34437 | 7.9% |
| 3 | 28999 | 6.6% |
| 4 | 21755 | 5.0% |
| 5 | 16735 | 3.8% |
| 6 | 13307 | 3.0% |
| 7 | 10734 | 2.5% |
| 8 | 9259 | 2.1% |
| 0.3 | 7584 | 1.7% |
| Other values (800) | 204279 |
| Value | Count | Frequency (%) |
| -2 | 2 | < 0.1% |
| -1.6 | 6 | < 0.1% |
| -1.5 | 6 | < 0.1% |
| -1.4 | 1 | < 0.1% |
| -1.3 | 4 | < 0.1% |
| -1.2 | 4 | < 0.1% |
| -1.1 | 6 | < 0.1% |
| -1 | 48 | |
| -0.9 | 8 | < 0.1% |
| -0.8 | 22 |
| Value | Count | Frequency (%) |
| 351 | 1 | |
| 327 | 1 | |
| 292 | 1 | |
| 257 | 1 | |
| 249 | 1 | |
| 248 | 1 | |
| 247 | 1 | |
| 245 | 1 | |
| 240 | 2 | |
| 237 | 1 |
SO2 1st Max Hour
Real number (ℝ)
Zeros 
| Distinct | 24 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 8.7895055 |
| Minimum | 0 |
|---|---|
| Maximum | 23 |
| Zeros | 79407 |
| Zeros (%) | 18.2% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 3 |
| median | 8 |
| Q3 | 13 |
| 95-th percentile | 21 |
| Maximum | 23 |
| Range | 23 |
| Interquartile range (IQR) | 10 |
Descriptive statistics
| Standard deviation | 6.8031148 |
|---|---|
| Coefficient of variation (CV) | 0.77400427 |
| Kurtosis | -0.81762989 |
| Mean | 8.7895055 |
| Median Absolute Deviation (MAD) | 5 |
| Skewness | 0.40190241 |
| Sum | 3839924 |
| Variance | 46.282371 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0 | 79407 | |
| 8 | 30089 | 6.9% |
| 7 | 28656 | 6.6% |
| 9 | 27873 | 6.4% |
| 10 | 24044 | 5.5% |
| 5 | 20464 | 4.7% |
| 6 | 20290 | 4.6% |
| 11 | 19979 | 4.6% |
| 12 | 16472 | 3.8% |
| 2 | 15363 | 3.5% |
| Other values (14) | 154239 |
| Value | Count | Frequency (%) |
| 0 | 79407 | |
| 1 | 12958 | 3.0% |
| 2 | 15363 | 3.5% |
| 3 | 8897 | 2.0% |
| 4 | 12145 | 2.8% |
| 5 | 20464 | 4.7% |
| 6 | 20290 | 4.6% |
| 7 | 28656 | 6.6% |
| 8 | 30089 | 6.9% |
| 9 | 27873 | 6.4% |
| Value | Count | Frequency (%) |
| 23 | 11010 | |
| 22 | 9952 | |
| 21 | 10887 | |
| 20 | 11768 | |
| 19 | 10148 | |
| 18 | 9830 | |
| 17 | 9979 | |
| 16 | 10407 | |
| 15 | 10846 | |
| 14 | 11761 |
SO2 AQI
Real number (ℝ)
High correlation  Zeros 
| Distinct | 140 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 7.1173857 |
| Minimum | 0 |
|---|---|
| Maximum | 200 |
| Zeros | 95944 |
| Zeros (%) | 22.0% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 1 |
| median | 3 |
| Q3 | 9 |
| 95-th percentile | 29 |
| Maximum | 200 |
| Range | 200 |
| Interquartile range (IQR) | 8 |
Descriptive statistics
| Standard deviation | 11.939231 |
|---|---|
| Coefficient of variation (CV) | 1.6774742 |
| Kurtosis | 22.191961 |
| Mean | 7.1173857 |
| Median Absolute Deviation (MAD) | 3 |
| Skewness | 3.8946971 |
| Sum | 3109415 |
| Variance | 142.54523 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0 | 95944 | |
| 1 | 84476 | |
| 3 | 56660 | |
| 4 | 38148 | 8.7% |
| 6 | 27578 | 6.3% |
| 7 | 20695 | 4.7% |
| 9 | 16086 | 3.7% |
| 10 | 12774 | 2.9% |
| 11 | 10850 | 2.5% |
| 13 | 8689 | 2.0% |
| Other values (130) | 64976 |
| Value | Count | Frequency (%) |
| 0 | 95944 | |
| 1 | 84476 | |
| 3 | 56660 | |
| 4 | 38148 | 8.7% |
| 6 | 27578 | 6.3% |
| 7 | 20695 | 4.7% |
| 9 | 16086 | 3.7% |
| 10 | 12774 | 2.9% |
| 11 | 10850 | 2.5% |
| 13 | 8689 | 2.0% |
| Value | Count | Frequency (%) |
| 200 | 2 | |
| 195 | 1 | |
| 180 | 1 | |
| 177 | 2 | |
| 176 | 2 | |
| 173 | 2 | |
| 172 | 1 | |
| 169 | 1 | |
| 168 | 2 | |
| 163 | 1 |
CO Units
Categorical
Constant 
| Distinct | 1 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 6.7 MiB |
| Parts per million |
|---|
Length
| Max length | 17 |
|---|---|
| Median length | 17 |
| Mean length | 17 |
| Min length | 17 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | Parts per million |
|---|---|
| 2nd row | Parts per million |
| 3rd row | Parts per million |
| 4th row | Parts per million |
| 5th row | Parts per million |
Common Values
| Value | Count | Frequency (%) |
| Parts per million | 436876 |
Length
Common Values (Plot)
| Value | Count | Frequency (%) |
| parts | 436876 | |
| per | 436876 | |
| million | 436876 |
Most occurring characters
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| m | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| m | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| m | 436876 | 5.9% |
| Other values (3) | 1310628 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 7426892 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| r | 873752 | |
| i | 873752 | |
| l | 873752 | |
| 873752 | ||
| P | 436876 | 5.9% |
| s | 436876 | 5.9% |
| t | 436876 | 5.9% |
| a | 436876 | 5.9% |
| p | 436876 | 5.9% |
| m | 436876 | 5.9% |
| Other values (3) | 1310628 |
CO
Real number (ℝ)
High correlation  Zeros 
| Distinct | 3003 |
|---|---|
| Distinct (%) | 0.7% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 0.3697229 |
| Minimum | -0.4375 |
|---|---|
| Maximum | 7.508333 |
| Zeros | 16904 |
| Zeros (%) | 3.9% |
| Negative | 255 |
| Negative (%) | 0.1% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | -0.4375 |
|---|---|
| 5-th percentile | 0.025 |
| Q1 | 0.191667 |
| median | 0.295833 |
| Q3 | 0.470833 |
| 95-th percentile | 0.95 |
| Maximum | 7.508333 |
| Range | 7.945833 |
| Interquartile range (IQR) | 0.279166 |
Descriptive statistics
| Standard deviation | 0.31636384 |
|---|---|
| Coefficient of variation (CV) | 0.85567824 |
| Kurtosis | 16.595442 |
| Mean | 0.3697229 |
| Median Absolute Deviation (MAD) | 0.133333 |
| Skewness | 2.8311077 |
| Sum | 161523.06 |
| Variance | 0.10008608 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0.2 | 26222 | 6.0% |
| 0 | 16904 | 3.9% |
| 0.1 | 15771 | 3.6% |
| 0.3 | 11384 | 2.6% |
| 0.4 | 5253 | 1.2% |
| 0.233333 | 4112 | 0.9% |
| 0.216667 | 3824 | 0.9% |
| 0.229167 | 3682 | 0.8% |
| 0.225 | 3679 | 0.8% |
| 0.266667 | 3639 | 0.8% |
| Other values (2993) | 342406 |
| Value | Count | Frequency (%) |
| -0.4375 | 1 | < 0.1% |
| -0.4 | 1 | < 0.1% |
| -0.375 | 1 | < 0.1% |
| -0.345833 | 1 | < 0.1% |
| -0.333333 | 1 | < 0.1% |
| -0.314286 | 1 | < 0.1% |
| -0.304348 | 1 | < 0.1% |
| -0.3 | 3 | |
| -0.291667 | 1 | < 0.1% |
| -0.2875 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 7.508333 | 1 | |
| 6.975 | 1 | |
| 6.533333 | 1 | |
| 6.5 | 1 | |
| 5.8875 | 1 | |
| 5.779167 | 1 | |
| 5.633333 | 1 | |
| 5.547059 | 1 | |
| 5.2625 | 1 | |
| 5.195833 | 1 |
CO 1st Max Value
Real number (ℝ)
High correlation  Zeros 
| Distinct | 111 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 0.52922202 |
| Minimum | -0.4 |
|---|---|
| Maximum | 15.5 |
| Zeros | 17024 |
| Zeros (%) | 3.9% |
| Negative | 61 |
| Negative (%) | < 0.1% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | -0.4 |
|---|---|
| 5-th percentile | 0.1 |
| Q1 | 0.2 |
| median | 0.4 |
| Q3 | 0.7 |
| 95-th percentile | 1.4 |
| Maximum | 15.5 |
| Range | 15.9 |
| Interquartile range (IQR) | 0.5 |
Descriptive statistics
| Standard deviation | 0.50996174 |
|---|---|
| Coefficient of variation (CV) | 0.96360643 |
| Kurtosis | 32.540721 |
| Mean | 0.52922202 |
| Median Absolute Deviation (MAD) | 0.2 |
| Skewness | 3.8175992 |
| Sum | 231204.4 |
| Variance | 0.26006098 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0.3 | 73002 | |
| 0.2 | 71307 | |
| 0.4 | 57487 | |
| 0.5 | 43727 | |
| 0.1 | 32334 | |
| 0.6 | 32283 | |
| 0.7 | 23505 | 5.4% |
| 0.8 | 17636 | 4.0% |
| 0 | 17024 | 3.9% |
| 0.9 | 13325 | 3.1% |
| Other values (101) | 55246 |
| Value | Count | Frequency (%) |
| -0.4 | 2 | < 0.1% |
| -0.3 | 5 | < 0.1% |
| -0.2 | 18 | < 0.1% |
| -0.1 | 36 | < 0.1% |
| 0 | 17024 | 3.9% |
| 0.1 | 32334 | |
| 0.2 | 71307 | |
| 0.3 | 73002 | |
| 0.4 | 57487 | |
| 0.5 | 43727 |
| Value | Count | Frequency (%) |
| 15.5 | 1 | |
| 14.4 | 1 | |
| 13.8 | 1 | |
| 13 | 1 | |
| 12.4 | 1 | |
| 12 | 1 | |
| 11.7 | 1 | |
| 11.6 | 2 | |
| 11.5 | 1 | |
| 11 | 2 |
CO 1st Max Hour
Real number (ℝ)
Zeros 
| Distinct | 24 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 6.2550953 |
| Minimum | 0 |
|---|---|
| Maximum | 23 |
| Zeros | 194622 |
| Zeros (%) | 44.5% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 0 |
| Q1 | 0 |
| median | 2 |
| Q3 | 10 |
| 95-th percentile | 23 |
| Maximum | 23 |
| Range | 23 |
| Interquartile range (IQR) | 10 |
Descriptive statistics
| Standard deviation | 7.8420189 |
|---|---|
| Coefficient of variation (CV) | 1.253701 |
| Kurtosis | -0.24404115 |
| Mean | 6.2550953 |
| Median Absolute Deviation (MAD) | 2 |
| Skewness | 1.0568389 |
| Sum | 2732701 |
| Variance | 61.497261 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 0 | 194622 | |
| 23 | 29890 | 6.8% |
| 7 | 23268 | 5.3% |
| 8 | 21779 | 5.0% |
| 6 | 16936 | 3.9% |
| 9 | 16335 | 3.7% |
| 1 | 15864 | 3.6% |
| 22 | 15195 | 3.5% |
| 10 | 12522 | 2.9% |
| 2 | 11826 | 2.7% |
| Other values (14) | 78639 |
| Value | Count | Frequency (%) |
| 0 | 194622 | |
| 1 | 15864 | 3.6% |
| 2 | 11826 | 2.7% |
| 3 | 8815 | 2.0% |
| 4 | 6910 | 1.6% |
| 5 | 9653 | 2.2% |
| 6 | 16936 | 3.9% |
| 7 | 23268 | 5.3% |
| 8 | 21779 | 5.0% |
| 9 | 16335 | 3.7% |
| Value | Count | Frequency (%) |
| 23 | 29890 | |
| 22 | 15195 | |
| 21 | 9177 | 2.1% |
| 20 | 6268 | 1.4% |
| 19 | 4604 | 1.1% |
| 18 | 3439 | 0.8% |
| 17 | 2893 | 0.7% |
| 16 | 2626 | 0.6% |
| 15 | 2513 | 0.6% |
| 14 | 2843 | 0.7% |
CO AQI
Real number (ℝ)
High correlation  Zeros 
| Distinct | 107 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 5.9962575 |
| Minimum | 0 |
|---|---|
| Maximum | 201 |
| Zeros | 17085 |
| Zeros (%) | 3.9% |
| Negative | 0 |
| Negative (%) | 0.0% |
| Memory size | 6.7 MiB |
Quantile statistics
| Minimum | 0 |
|---|---|
| 5-th percentile | 1 |
| Q1 | 2 |
| median | 5 |
| Q3 | 8 |
| 95-th percentile | 16 |
| Maximum | 201 |
| Range | 201 |
| Interquartile range (IQR) | 6 |
Descriptive statistics
| Standard deviation | 5.8515892 |
|---|---|
| Coefficient of variation (CV) | 0.97587356 |
| Kurtosis | 32.347733 |
| Mean | 5.9962575 |
| Median Absolute Deviation (MAD) | 3 |
| Skewness | 3.6725685 |
| Sum | 2619621 |
| Variance | 34.241096 |
| Monotonicity | Not monotonic |
| Value | Count | Frequency (%) |
| 3 | 73001 | |
| 2 | 71306 | |
| 5 | 57432 | |
| 6 | 43729 | |
| 1 | 32334 | |
| 7 | 32284 | |
| 8 | 23504 | 5.4% |
| 9 | 17636 | 4.0% |
| 0 | 17085 | 3.9% |
| 10 | 13325 | 3.1% |
| Other values (97) | 55240 |
| Value | Count | Frequency (%) |
| 0 | 17085 | 3.9% |
| 1 | 32334 | |
| 2 | 71306 | |
| 3 | 73001 | |
| 5 | 57432 | |
| 6 | 43729 | |
| 7 | 32284 | |
| 8 | 23504 | 5.4% |
| 9 | 17636 | 4.0% |
| 10 | 13325 | 3.1% |
| Value | Count | Frequency (%) |
| 201 | 1 | |
| 183 | 1 | |
| 173 | 1 | |
| 159 | 1 | |
| 150 | 1 | |
| 143 | 1 | |
| 138 | 1 | |
| 136 | 2 | |
| 135 | 1 | |
| 126 | 2 |
Interactions
Correlations
| CO | CO 1st Max Hour | CO 1st Max Value | CO AQI | County Code | NO2 | NO2 1st Max Hour | NO2 1st Max Value | NO2 AQI | O3 | O3 1st Max Hour | O3 1st Max Value | O3 AQI | SO2 | SO2 1st Max Hour | SO2 1st Max Value | SO2 AQI | Site Num | State | State Code | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CO | 1.000 | 0.240 | 0.948 | 0.948 | -0.095 | 0.586 | 0.039 | 0.534 | 0.535 | -0.316 | -0.025 | -0.148 | -0.160 | 0.296 | 0.051 | 0.278 | 0.279 | -0.004 | 0.131 | -0.278 |
| CO 1st Max Hour | 0.240 | 1.000 | 0.356 | 0.356 | -0.016 | 0.348 | 0.225 | 0.373 | 0.373 | -0.218 | -0.058 | -0.078 | -0.082 | 0.131 | 0.121 | 0.141 | 0.141 | 0.023 | 0.091 | -0.077 |
| CO 1st Max Value | 0.948 | 0.356 | 1.000 | 1.000 | -0.082 | 0.664 | 0.065 | 0.636 | 0.637 | -0.358 | -0.038 | -0.149 | -0.162 | 0.314 | 0.071 | 0.306 | 0.306 | 0.008 | 0.100 | -0.255 |
| CO AQI | 0.948 | 0.356 | 1.000 | 1.000 | -0.082 | 0.664 | 0.065 | 0.636 | 0.637 | -0.358 | -0.038 | -0.150 | -0.162 | 0.314 | 0.071 | 0.306 | 0.307 | 0.008 | 0.075 | -0.255 |
| County Code | -0.095 | -0.016 | -0.082 | -0.082 | 1.000 | -0.074 | -0.005 | -0.064 | -0.065 | 0.058 | 0.019 | 0.056 | 0.056 | -0.055 | -0.031 | -0.032 | -0.025 | -0.117 | 0.516 | 0.203 |
| NO2 | 0.586 | 0.348 | 0.664 | 0.664 | -0.074 | 1.000 | 0.120 | 0.928 | 0.928 | -0.423 | -0.002 | -0.132 | -0.144 | 0.443 | 0.149 | 0.460 | 0.455 | 0.033 | 0.134 | -0.088 |
| NO2 1st Max Hour | 0.039 | 0.225 | 0.065 | 0.065 | -0.005 | 0.120 | 1.000 | 0.157 | 0.157 | -0.182 | -0.091 | -0.065 | -0.066 | 0.033 | 0.155 | 0.030 | 0.027 | -0.024 | 0.094 | 0.001 |
| NO2 1st Max Value | 0.534 | 0.373 | 0.636 | 0.636 | -0.064 | 0.928 | 0.157 | 1.000 | 1.000 | -0.310 | -0.002 | -0.010 | -0.021 | 0.403 | 0.147 | 0.430 | 0.424 | 0.048 | 0.123 | -0.078 |
| NO2 AQI | 0.535 | 0.373 | 0.637 | 0.637 | -0.065 | 0.928 | 0.157 | 1.000 | 1.000 | -0.309 | -0.002 | -0.010 | -0.021 | 0.406 | 0.145 | 0.433 | 0.428 | 0.048 | 0.152 | -0.079 |
| O3 | -0.316 | -0.218 | -0.358 | -0.358 | 0.058 | -0.423 | -0.182 | -0.310 | -0.309 | 1.000 | 0.154 | 0.861 | 0.861 | -0.127 | -0.090 | -0.123 | -0.118 | 0.030 | 0.087 | 0.038 |
| O3 1st Max Hour | -0.025 | -0.058 | -0.038 | -0.038 | 0.019 | -0.002 | -0.091 | -0.002 | -0.002 | 0.154 | 1.000 | 0.193 | 0.193 | 0.026 | -0.002 | 0.040 | 0.040 | 0.018 | 0.097 | 0.038 |
| O3 1st Max Value | -0.148 | -0.078 | -0.149 | -0.150 | 0.056 | -0.132 | -0.065 | -0.010 | -0.010 | 0.861 | 0.193 | 1.000 | 0.995 | -0.013 | -0.021 | 0.010 | 0.013 | 0.051 | 0.092 | 0.022 |
| O3 AQI | -0.160 | -0.082 | -0.162 | -0.162 | 0.056 | -0.144 | -0.066 | -0.021 | -0.021 | 0.861 | 0.193 | 0.995 | 1.000 | -0.032 | -0.017 | -0.012 | -0.012 | 0.047 | 0.084 | 0.025 |
| SO2 | 0.296 | 0.131 | 0.314 | 0.314 | -0.055 | 0.443 | 0.033 | 0.403 | 0.406 | -0.127 | 0.026 | -0.013 | -0.032 | 1.000 | 0.233 | 0.913 | 0.898 | -0.123 | 0.023 | 0.098 |
| SO2 1st Max Hour | 0.051 | 0.121 | 0.071 | 0.071 | -0.031 | 0.149 | 0.155 | 0.147 | 0.145 | -0.090 | -0.002 | -0.021 | -0.017 | 0.233 | 1.000 | 0.325 | 0.281 | -0.071 | 0.106 | 0.116 |
| SO2 1st Max Value | 0.278 | 0.141 | 0.306 | 0.306 | -0.032 | 0.460 | 0.030 | 0.430 | 0.433 | -0.123 | 0.040 | 0.010 | -0.012 | 0.913 | 0.325 | 1.000 | 0.991 | -0.094 | 0.061 | 0.154 |
| SO2 AQI | 0.279 | 0.141 | 0.306 | 0.307 | -0.025 | 0.455 | 0.027 | 0.424 | 0.428 | -0.118 | 0.040 | 0.013 | -0.012 | 0.898 | 0.281 | 0.991 | 1.000 | -0.081 | 0.117 | 0.142 |
| Site Num | -0.004 | 0.023 | 0.008 | 0.008 | -0.117 | 0.033 | -0.024 | 0.048 | 0.048 | 0.030 | 0.018 | 0.051 | 0.047 | -0.123 | -0.071 | -0.094 | -0.081 | 1.000 | 0.462 | -0.183 |
| State | 0.131 | 0.091 | 0.100 | 0.075 | 0.516 | 0.134 | 0.094 | 0.123 | 0.152 | 0.087 | 0.097 | 0.092 | 0.084 | 0.023 | 0.106 | 0.061 | 0.117 | 0.462 | 1.000 | 1.000 |
| State Code | -0.278 | -0.077 | -0.255 | -0.255 | 0.203 | -0.088 | 0.001 | -0.078 | -0.079 | 0.038 | 0.038 | 0.022 | 0.025 | 0.098 | 0.116 | 0.154 | 0.142 | -0.183 | 1.000 | 1.000 |
Missing values
Sample
| State Code | County Code | Site Num | Address | State | County | City | Date Local | NO2 Units | NO2 | NO2 1st Max Value | NO2 1st Max Hour | NO2 AQI | O3 Units | O3 | O3 1st Max Value | O3 1st Max Hour | O3 AQI | SO2 Units | SO2 | SO2 1st Max Value | SO2 1st Max Hour | SO2 AQI | CO Units | CO | CO 1st Max Value | CO 1st Max Hour | CO AQI | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-01 | Parts per billion | 19.041667 | 49.0 | 19 | 46 | Parts per million | 0.022500 | 0.040 | 10 | 34 | Parts per billion | 3.000000 | 9.0 | 21 | 13.0 | Parts per million | 0.878947 | 2.2 | 23 | 25.0 |
| 5 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-02 | Parts per billion | 22.958333 | 36.0 | 19 | 34 | Parts per million | 0.013375 | 0.032 | 10 | 27 | Parts per billion | 1.958333 | 3.0 | 22 | 4.0 | Parts per million | 1.066667 | 2.3 | 0 | 26.0 |
| 9 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-03 | Parts per billion | 38.125000 | 51.0 | 8 | 48 | Parts per million | 0.007958 | 0.016 | 9 | 14 | Parts per billion | 5.250000 | 11.0 | 19 | 16.0 | Parts per million | 1.762500 | 2.5 | 8 | 28.0 |
| 13 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-04 | Parts per billion | 40.260870 | 74.0 | 8 | 72 | Parts per million | 0.014167 | 0.033 | 9 | 28 | Parts per billion | 7.083333 | 16.0 | 8 | 23.0 | Parts per million | 1.829167 | 3.0 | 23 | 34.0 |
| 17 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-05 | Parts per billion | 48.450000 | 61.0 | 22 | 58 | Parts per million | 0.006667 | 0.012 | 9 | 10 | Parts per billion | 8.708333 | 15.0 | 7 | 21.0 | Parts per million | 2.700000 | 3.7 | 2 | 42.0 |
| 21 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-06 | Parts per billion | 39.950000 | 73.0 | 8 | 71 | Parts per million | 0.011750 | 0.025 | 10 | 21 | Parts per billion | 6.761905 | 17.0 | 7 | 24.0 | Parts per million | 2.308333 | 3.6 | 9 | 41.0 |
| 25 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-07 | Parts per billion | 29.625000 | 43.0 | 9 | 41 | Parts per million | 0.011625 | 0.024 | 10 | 20 | Parts per billion | 8.666667 | 21.0 | 7 | 30.0 | Parts per million | 1.829167 | 3.5 | 23 | 40.0 |
| 29 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-08 | Parts per billion | 29.666667 | 41.0 | 0 | 39 | Parts per million | 0.009750 | 0.020 | 10 | 17 | Parts per billion | 8.250000 | 18.0 | 0 | 26.0 | Parts per million | 2.787500 | 5.1 | 2 | 57.0 |
| 33 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-09 | Parts per billion | 25.083333 | 37.0 | 20 | 35 | Parts per million | 0.010792 | 0.022 | 10 | 19 | Parts per billion | 6.500000 | 13.0 | 19 | 19.0 | Parts per million | 1.675000 | 2.8 | 2 | 32.0 |
| 37 | 4 | 13 | 3002 | 1645 E ROOSEVELT ST-CENTRAL PHOENIX STN | Arizona | Maricopa | Phoenix | 2000-01-10 | Parts per billion | 37.666667 | 70.0 | 20 | 68 | Parts per million | 0.008458 | 0.015 | 9 | 13 | Parts per billion | 9.958333 | 21.0 | 20 | 30.0 | Parts per million | 2.179167 | 3.7 | 23 | 42.0 |
| State Code | County Code | Site Num | Address | State | County | City | Date Local | NO2 Units | NO2 | NO2 1st Max Value | NO2 1st Max Hour | NO2 AQI | O3 Units | O3 | O3 1st Max Value | O3 1st Max Hour | O3 AQI | SO2 Units | SO2 | SO2 1st Max Value | SO2 1st Max Hour | SO2 AQI | CO Units | CO | CO 1st Max Value | CO 1st Max Hour | CO AQI | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1746622 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-22 | Parts per billion | 4.825000 | 26.5 | 8 | 25 | Parts per million | 0.037667 | 0.051 | 10 | 47 | Parts per billion | 0.091304 | 1.0 | 8 | 1.0 | Parts per million | 0.100000 | 0.1 | 0 | 1.0 |
| 1746626 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-23 | Parts per billion | 1.273913 | 2.0 | 7 | 2 | Parts per million | 0.035125 | 0.042 | 22 | 39 | Parts per billion | 0.000000 | 0.1 | 4 | 0.0 | Parts per million | 0.100000 | 0.1 | 0 | 1.0 |
| 1746630 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-24 | Parts per billion | 2.212500 | 8.9 | 23 | 8 | Parts per million | 0.044792 | 0.049 | 10 | 45 | Parts per billion | -0.083333 | 0.0 | 6 | 0.0 | Parts per million | 0.100000 | 0.1 | 0 | 1.0 |
| 1746634 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-25 | Parts per billion | 1.626087 | 10.9 | 0 | 9 | Parts per million | 0.041708 | 0.049 | 8 | 45 | Parts per billion | -0.031818 | 0.1 | 0 | 0.0 | Parts per million | 0.100000 | 0.1 | 0 | 1.0 |
| 1746638 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-26 | Parts per billion | 3.758333 | 27.6 | 21 | 25 | Parts per million | 0.033292 | 0.041 | 10 | 38 | Parts per billion | -0.050000 | 0.3 | 3 | 0.0 | Parts per million | 0.100000 | 0.1 | 0 | 1.0 |
| 1746642 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-27 | Parts per billion | 4.277273 | 23.5 | 23 | 22 | Parts per million | 0.041958 | 0.050 | 10 | 46 | Parts per billion | -0.095238 | 0.0 | 0 | 0.0 | Parts per million | 0.100000 | 0.1 | 0 | 1.0 |
| 1746646 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-28 | Parts per billion | 8.317391 | 22.6 | 6 | 21 | Parts per million | 0.041292 | 0.052 | 9 | 48 | Parts per billion | 0.117391 | 0.5 | 7 | 0.0 | Parts per million | 0.100000 | 0.1 | 0 | 1.0 |
| 1746650 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-29 | Parts per billion | 2.564706 | 3.6 | 6 | 3 | Parts per million | 0.028000 | 0.040 | 23 | 37 | Parts per billion | 0.143750 | 0.7 | 8 | 0.0 | Parts per million | 0.006667 | 0.1 | 0 | 1.0 |
| 1746654 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-30 | Parts per billion | 1.083333 | 1.6 | 9 | 1 | Parts per million | 0.043917 | 0.048 | 18 | 44 | Parts per billion | 0.016667 | 0.1 | 0 | 0.0 | Parts per million | 0.091667 | 0.1 | 2 | 1.0 |
| 1746658 | 56 | 21 | 100 | NCore - North Cheyenne Soccer Complex | Wyoming | Laramie | Not in a city | 2016-03-31 | Parts per billion | 0.939130 | 1.3 | 5 | 1 | Parts per million | 0.045263 | 0.047 | 9 | 44 | Parts per billion | -0.022727 | 0.0 | 0 | 0.0 | Parts per million | 0.100000 | 0.1 | 0 | 1.0 |
Duplicate rows
Most frequently occurring
| State Code | County Code | Site Num | Address | State | County | City | Date Local | NO2 Units | NO2 | NO2 1st Max Value | NO2 1st Max Hour | NO2 AQI | O3 Units | O3 | O3 1st Max Value | O3 1st Max Hour | O3 AQI | SO2 Units | SO2 | SO2 1st Max Value | SO2 1st Max Hour | SO2 AQI | CO Units | CO | CO 1st Max Value | CO 1st Max Hour | CO AQI | # duplicates | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 429 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-10 | Parts per billion | 21.318182 | 39.0 | 18 | 37 | Parts per million | 0.023389 | 0.030 | 20 | 25 | Parts per billion | 6.208333 | 24.0 | 6 | 34.0 | Parts per million | 0.333333 | 0.5 | 1 | 31.0 | 24 |
| 417 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-09 | Parts per billion | 19.208333 | 56.0 | 23 | 53 | Parts per million | 0.036190 | 0.051 | 10 | 43 | Parts per billion | 2.208333 | 4.0 | 23 | 6.0 | Parts per million | 0.187500 | 0.4 | 23 | 6.0 | 16 |
| 425 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-10 | Parts per billion | 18.357143 | 39.0 | 18 | 37 | Parts per million | 0.023389 | 0.030 | 20 | 25 | Parts per billion | 6.208333 | 24.0 | 6 | 34.0 | Parts per million | 0.333333 | 0.5 | 1 | 31.0 | 12 |
| 427 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-10 | Parts per billion | 21.318182 | 39.0 | 18 | 37 | Parts per million | 0.023389 | 0.030 | 20 | 25 | Parts per billion | 4.250000 | 11.0 | 8 | 34.0 | Parts per million | 0.333333 | 0.5 | 1 | 31.0 | 12 |
| 430 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-10 | Parts per billion | 21.318182 | 39.0 | 18 | 37 | Parts per million | 0.023389 | 0.030 | 20 | 25 | Parts per billion | 6.208333 | 24.0 | 6 | 34.0 | Parts per million | 1.673333 | 2.7 | 5 | 31.0 | 12 |
| 410 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-09 | Parts per billion | 17.608696 | 44.0 | 22 | 53 | Parts per million | 0.036190 | 0.051 | 10 | 43 | Parts per billion | 2.208333 | 4.0 | 23 | 6.0 | Parts per million | 0.187500 | 0.4 | 23 | 6.0 | 8 |
| 415 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-09 | Parts per billion | 19.208333 | 56.0 | 23 | 53 | Parts per million | 0.036190 | 0.051 | 10 | 43 | Parts per billion | 2.130435 | 3.0 | 7 | 6.0 | Parts per million | 0.187500 | 0.4 | 23 | 6.0 | 8 |
| 418 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-09 | Parts per billion | 19.208333 | 56.0 | 23 | 53 | Parts per million | 0.036190 | 0.051 | 10 | 43 | Parts per billion | 2.208333 | 4.0 | 23 | 6.0 | Parts per million | 0.191667 | 0.5 | 23 | 6.0 | 8 |
| 421 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-09 | Parts per billion | 19.208333 | 56.0 | 23 | 53 | Parts per million | 0.037000 | 0.051 | 10 | 43 | Parts per billion | 2.208333 | 4.0 | 23 | 6.0 | Parts per million | 0.187500 | 0.4 | 23 | 6.0 | 8 |
| 423 | 25 | 25 | 42 | HARRISON AVE | Massachusetts | Suffolk | Boston | 2002-06-10 | Parts per billion | 18.357143 | 39.0 | 18 | 37 | Parts per million | 0.023389 | 0.030 | 20 | 25 | Parts per billion | 4.250000 | 11.0 | 8 | 34.0 | Parts per million | 0.333333 | 0.5 | 1 | 31.0 | 6 |